qiān zhèng hé jū liú xìn xī biàn huà kuài péng yǒu jīng yàn lùn tán tiě zi hé jiù wén zhāng zhǐ néng cān kǎo

签证和居留信息变化快，朋友经验、论坛帖子和旧文章只能参考。

Visa and residence information changes quickly; friends' experiences, forum posts, and old articles are only for reference.